US6736616B2 - Centrifugal pump with integrated motor - Google Patents
Centrifugal pump with integrated motor Download PDFInfo
- Publication number
- US6736616B2 US6736616B2 US10/151,809 US15180902A US6736616B2 US 6736616 B2 US6736616 B2 US 6736616B2 US 15180902 A US15180902 A US 15180902A US 6736616 B2 US6736616 B2 US 6736616B2
- Authority
- US
- United States
- Prior art keywords
- pump
- rotor
- winding
- yoke
- stator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime, expires
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
- F04D29/0467—Spherical bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/0606—Canned motor pumps
- F04D13/0633—Details of the bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/0606—Canned motor pumps
- F04D13/064—Details of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2793—Rotors axially facing stators
- H02K1/2795—Rotors axially facing stators the rotor consisting of two or more circumferentially positioned magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
- H02K21/20—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having windings each turn of which co-operates only with poles of one polarity, e.g. homopolar machine
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/47—Air-gap windings, i.e. iron-free windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/08—Structural association with bearings
- H02K7/085—Structural association with bearings radially supporting the rotary shaft at only one end of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/08—Structural association with bearings
- H02K7/09—Structural association with bearings with magnetic bearings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/18—Machines moving with multiple degrees of freedom
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
Description
Claims (16)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/151,809 US6736616B2 (en) | 2002-05-20 | 2002-05-20 | Centrifugal pump with integrated motor |
US10/265,308 US7484941B2 (en) | 2002-05-20 | 2002-10-03 | Electric motor with circulator pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/151,809 US6736616B2 (en) | 2002-05-20 | 2002-05-20 | Centrifugal pump with integrated motor |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/265,308 Continuation-In-Part US7484941B2 (en) | 2002-05-20 | 2002-10-03 | Electric motor with circulator pump |
Publications (2)
Publication Number | Publication Date |
---|---|
US20030215343A1 US20030215343A1 (en) | 2003-11-20 |
US6736616B2 true US6736616B2 (en) | 2004-05-18 |
Family
ID=29419522
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/151,809 Expired - Lifetime US6736616B2 (en) | 2002-05-20 | 2002-05-20 | Centrifugal pump with integrated motor |
Country Status (1)
Country | Link |
---|---|
US (1) | US6736616B2 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060050240A1 (en) * | 2001-12-26 | 2006-03-09 | Infocus Corporation | Projector device user interface system |
US20080206076A1 (en) * | 2007-02-27 | 2008-08-28 | Baker Spd | Vertical Pump Arrangement |
US7576460B1 (en) * | 2007-08-08 | 2009-08-18 | Jerome Mergist | Energy conversion system |
US8786145B2 (en) * | 2013-10-08 | 2014-07-22 | Kuokwa Ho | Ball joint universal rotary motor, a manufacturing method and a working mechanism thereof |
US9000628B1 (en) * | 2013-10-08 | 2015-04-07 | Kuokwa Ho | Ball joint universal rotary motor, a manufacturing method and a working mechanism thereof |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
PT104442A (en) * | 2009-03-16 | 2010-09-16 | Pedro Da Costa Balas Ferreira | MAGNETIC INDUCTION SPHERICAL ELECTRIC GENERATOR |
US20160061213A1 (en) | 2013-04-10 | 2016-03-03 | Weir Minerals Australia Ltd | Pump Impeller |
DE102015213420A1 (en) * | 2015-07-16 | 2017-03-30 | Continental Automotive Gmbh | Fuel pump |
CN105141089A (en) * | 2015-09-15 | 2015-12-09 | 清华大学 | Magnetic fluid momentum sphere |
EP3726711A1 (en) * | 2019-04-15 | 2020-10-21 | Ruben Medzhlumyan | Brushless motor-generator |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE45808C (en) | W. FRITSCHE in Berlin NW., Karistrafse 31 | Armature winding for dynamo machines | ||
DE78075C (en) | W.FRITSCHE, Berlin N., Am Kupfergraben 4 | Electric machine | ||
US3447469A (en) * | 1967-10-17 | 1969-06-03 | Nikolaus Laing | Induction motor having spherical airgap |
US3803432A (en) * | 1971-10-07 | 1974-04-09 | Laing Nikolaus | Bearing structure for mounting rotors in motors having spherical air gaps and including means for limiting axial movement of the rotors |
US4056770A (en) * | 1975-09-25 | 1977-11-01 | Robert Bosch Gmbh | Dynamo electric machine permanent magnet flux test apparatus which simulates actual flux conditions of the motor |
US4072446A (en) * | 1976-01-20 | 1978-02-07 | R. E. Dupont Research And Investment Services Limited | Electromagnetically driven pumps |
US4593219A (en) * | 1984-11-02 | 1986-06-03 | Karsten Laing | Pole shoe ring for electrical machines |
US4658166A (en) | 1985-05-10 | 1987-04-14 | Portescap | Synchronous electric motor with disc-shaped permanent magnet rotor |
US4682067A (en) | 1985-05-10 | 1987-07-21 | Portescap | Synchronous electric motor having a disc-shaped permanent magnet rotor |
US4866323A (en) | 1985-12-06 | 1989-09-12 | Portescap | Synchronous electric motor with magnetised rotor and method of manufacturing this motor |
US4880362A (en) * | 1988-05-24 | 1989-11-14 | Laing Karsten A | Rotor with stabilizing magnets |
US5808395A (en) * | 1994-11-19 | 1998-09-15 | Man Gutehoffnungshutte Aktiengesellschaft | Torque motor |
US20020071775A1 (en) * | 2000-12-13 | 2002-06-13 | Laing Karsten Andreas | Pump with selectable suction ports |
-
2002
- 2002-05-20 US US10/151,809 patent/US6736616B2/en not_active Expired - Lifetime
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE45808C (en) | W. FRITSCHE in Berlin NW., Karistrafse 31 | Armature winding for dynamo machines | ||
DE78075C (en) | W.FRITSCHE, Berlin N., Am Kupfergraben 4 | Electric machine | ||
US3447469A (en) * | 1967-10-17 | 1969-06-03 | Nikolaus Laing | Induction motor having spherical airgap |
US3803432A (en) * | 1971-10-07 | 1974-04-09 | Laing Nikolaus | Bearing structure for mounting rotors in motors having spherical air gaps and including means for limiting axial movement of the rotors |
US4056770A (en) * | 1975-09-25 | 1977-11-01 | Robert Bosch Gmbh | Dynamo electric machine permanent magnet flux test apparatus which simulates actual flux conditions of the motor |
US4072446A (en) * | 1976-01-20 | 1978-02-07 | R. E. Dupont Research And Investment Services Limited | Electromagnetically driven pumps |
US4593219A (en) * | 1984-11-02 | 1986-06-03 | Karsten Laing | Pole shoe ring for electrical machines |
US4658166A (en) | 1985-05-10 | 1987-04-14 | Portescap | Synchronous electric motor with disc-shaped permanent magnet rotor |
US4682067A (en) | 1985-05-10 | 1987-07-21 | Portescap | Synchronous electric motor having a disc-shaped permanent magnet rotor |
US4866323A (en) | 1985-12-06 | 1989-09-12 | Portescap | Synchronous electric motor with magnetised rotor and method of manufacturing this motor |
US4880362A (en) * | 1988-05-24 | 1989-11-14 | Laing Karsten A | Rotor with stabilizing magnets |
US5808395A (en) * | 1994-11-19 | 1998-09-15 | Man Gutehoffnungshutte Aktiengesellschaft | Torque motor |
US20020071775A1 (en) * | 2000-12-13 | 2002-06-13 | Laing Karsten Andreas | Pump with selectable suction ports |
Non-Patent Citations (2)
Title |
---|
Minimotor SA Product Design Web page Mar. 2, 2002 Minimotro SA, Switzerland. |
The New QuantumLeap in Motor Technology:"Ferrous Loss-Free", date unknown. |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060050240A1 (en) * | 2001-12-26 | 2006-03-09 | Infocus Corporation | Projector device user interface system |
US20080206076A1 (en) * | 2007-02-27 | 2008-08-28 | Baker Spd | Vertical Pump Arrangement |
US7576460B1 (en) * | 2007-08-08 | 2009-08-18 | Jerome Mergist | Energy conversion system |
US8786145B2 (en) * | 2013-10-08 | 2014-07-22 | Kuokwa Ho | Ball joint universal rotary motor, a manufacturing method and a working mechanism thereof |
US9000628B1 (en) * | 2013-10-08 | 2015-04-07 | Kuokwa Ho | Ball joint universal rotary motor, a manufacturing method and a working mechanism thereof |
US20150097460A1 (en) * | 2013-10-08 | 2015-04-09 | Kuokwa Ho | Ball Joint Universal Rotary Motor, a Manufacturing Method and a Working Mechanism Thereof |
Also Published As
Publication number | Publication date |
---|---|
US20030215343A1 (en) | 2003-11-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: LAING, BIRGER, GERMANY Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:LAING, JOHANNES N.;REEL/FRAME:014255/0890 Effective date: 20040108 Owner name: LAING, KARSTEN, GERMANY Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:LAING, JOHANNES N.;REEL/FRAME:014255/0890 Effective date: 20040108 Owner name: LAING, OLIVER, GERMANY Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:LAING, JOHANNES N.;REEL/FRAME:014255/0890 Effective date: 20040108 |
|
STCF | Information on status: patent grant |
Free format text: PATENTED CASE |
|
FPAY | Fee payment |
Year of fee payment: 4 |
|
AS | Assignment |
Owner name: ITT MANUFACTURING ENTERPRISES, INC., DELAWARE Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:LAING, OLIVER PETER;LAING, KARSTEN ANDREAS;LAING, BIRGER;REEL/FRAME:022917/0919 Effective date: 20090608 |
|
FPAY | Fee payment |
Year of fee payment: 8 |
|
FPAY | Fee payment |
Year of fee payment: 12 |